Mystery Surrounding the Ill fated Ethiopia Airways Crash Deepens

As 151 on board the ill fated Ethiopian Airliner that crashed after just 6 minutes on air are confirmed a tweet sent out yesterday allegedly by the Ethiopian US Embassy warned its citizens from flying to or from Bole Inter national. It was not immediately clear as to the cause of the crash and the tweet has raised suspicions. Was the US aware of threats to the airline’s security? Who was in the ET302 flight? Did it warn the Airline of any threat?